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Finding the Fourth Proportional to 2,306.76, 3,460.74 and 663.44

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Solution

The fourth proportional to 2,306.76, 3,460.74 and 663.44 is: 995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.76 : 3,460.74 = 663.44 : x
  2. Step 2: Convert to fraction form
    2,306.76/3,460.74 = 663.44/x
  3. Step 3: Cross multiply
    2,306.76x = 3,460.74 × 663.44
  4. Step 4: Simplify right side
    2,306.76x = 2,295,993.35
  5. Step 5: Solve for x
    x = 2,295,993.35/2,306.76
  6. Step 6: Final answer
    x = 995.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.